Gupta, Mool Chand <br/><br/>
Atomic and molecular spectroscopy 
Mool ChandGupta 
 - New Delhi  New age international publishers  2007 
 - xi;466p 
<br/><br/><label>ISBN: </label>8122413005 
<br/><br/><label>Dewey Class. No.: </label>547  / GU-A